Migrate tests from using fest-assert to AssertJ

[aldaris]

I've used open-rewrite for most of this with the following config:

type: specs.openrewrite.org/v1beta/recipe
name: com.example.UpdateFestAssertStaticImport
displayName: Replace constant with another constant example
recipeList:
  - org.openrewrite.java.ChangeMethodName:
      methodPattern: org.fest.assertions.GenericAssert#satisfies(org.fest.assertions.Condition)
      newMethodName: is
  - org.openrewrite.java.ChangeMethodName:
      methodPattern: org.fest.assertions.MapAssert#includes(org.fest.assertions.MapAssert.Entry[])
      newMethodName: contains
  - org.openrewrite.java.ChangeMethodName:
      methodPattern: org.fest.assertions.ObjectGroupAssert#excludes(Object[])
      newMethodName: doesNotContain
  - org.openrewrite.java.ChangeMethodName:
      methodPattern: org.fest.util.Collections#list(..)
      newMethodName: asList
  - org.openrewrite.java.ChangeMethodTargetToStatic:
      methodPattern: org.fest.util.Collections#asList(..)
      fullyQualifiedTargetTypeName: org.forgerock.openam.utils.CollectionUtils
  - org.openrewrite.java.ChangeMethodName:
      methodPattern: org.fest.util.Collections#set(..)
      newMethodName: asSet
  - org.openrewrite.java.ChangeMethodTargetToStatic:
      methodPattern: org.fest.util.Collections#asSet(..)
      fullyQualifiedTargetTypeName: org.forgerock.openam.utils.CollectionUtils
  - org.openrewrite.java.ChangeType:
      oldFullyQualifiedTypeName: org.fest.assertions.Assertions
      newFullyQualifiedTypeName: org.assertj.core.api.Assertions
  - org.openrewrite.java.ChangeType:
      oldFullyQualifiedTypeName: org.fest.assertions.Condition
      newFullyQualifiedTypeName: org.assertj.core.api.Condition
  - org.openrewrite.java.ChangeMethodTargetToStatic:
      methodPattern: org.fest.assertions.MapAssert#entry(..)
      fullyQualifiedTargetTypeName: org.assertj.core.api.Assertions
      returnType: org.assertj.core.data.MapEntry
  - org.openrewrite.java.ChangeMethodTargetToStatic:
      methodPattern: org.fest.assertions.Fail#fail(..)
      fullyQualifiedTargetTypeName: org.assertj.core.api.Assertions
  - org.openrewrite.java.ChangeMethodTargetToStatic:
      methodPattern: org.fest.util.Collections#list(..)
      fullyQualifiedTargetTypeName: java.util.Collections
  - org.openrewrite.maven.AddManagedDependency:
      groupId: org.assertj
      artifactId: assertj-core
      version: 2.4.1
      scope: test
  - org.openrewrite.maven.RemoveDependency:
      groupId: org.easytesting
      artifactId: fest-assert
      scope: test